Filter element having oval shape



FIG. 1 is a perspective view of a filter element embodying our newdesign;

FIG. 2 is a front elevational view thereof, the rear elevational viewbeing a mirror-image thereof;

FIG. 3 is a right elevational view thereof, the left elevational viewbeing a mirror-image thereof; and,

FIG. 4 is a top plan view thereof.

The bottom plan view is not depicted as it is plain and unornamented.

The ornamental design for filter element having oval shape, as shown anddescribed.